Implementations are required to diagnose programs that use such extensions that are ill - formed according to this international standard 实现应该将使用这些扩展的程序诊断成依据本标准为病态的。
2.
Implementations are required to diagnose programs that use such extensions that are ill - formed according to this international standard 实现应该将使用这些扩展的程序诊断成依据本国际标准为病态形式的。